/**
 * BARBRI Simulations - Main Stylesheet
 *
 * A fresh, bold design system with motion and energy,
 * built on BARBRI brand foundations.
 */

@import url('./variables.css');

/* ============================================
   RESET & BASE
   ============================================ */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-page);
    min-height: 100vh;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin: 0;
}

h1 {
    font-size: var(--font-size-4xl);
    letter-spacing: var(--letter-spacing-tight);
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-md);
}

p {
    margin: 0 0 var(--space-4);
    color: var(--color-text-secondary);
}

p:last-child {
    margin-bottom: 0;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--duration-150) var(--ease-in-out);
}

a:hover {
    color: var(--color-accent-dark);
}

strong, b {
    font-weight: var(--font-weight-semibold);
}

small {
    font-size: var(--font-size-sm);
}

/* ============================================
   LAYOUT
   ============================================ */

.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-sm {
    max-width: var(--container-sm);
}

.container-md {
    max-width: var(--container-md);
}

.container-lg {
    max-width: var(--container-lg);
}

.container-2xl {
    max-width: var(--container-2xl);
}

.section {
    padding: var(--space-20) 0;
}

.section-sm {
    padding: var(--space-12) 0;
}

.section-lg {
    padding: var(--space-28) 0;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    height: var(--btn-height-default);
    padding: 0 var(--btn-padding-x);
    font-family: var(--font-family-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--duration-200) var(--ease-in-out);
    white-space: nowrap;
}

.btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 var(--ring-offset-width) var(--ring-offset-color),
                0 0 0 calc(var(--ring-offset-width) + var(--ring-width)) var(--ring-color);
}

/* Primary Button - Rich Black (matches barbri-cloud) */
.btn-primary {
    background-color: var(--color-text-primary);
    color: var(--color-text-inverse);
    border-color: var(--color-text-primary);
}

.btn-primary:hover {
    background-color: #1A2832;
    border-color: #1A2832;
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

/* Secondary Button - Outline */
.btn-secondary {
    background-color: transparent;
    color: var(--color-text-primary);
    border-color: var(--color-border-dark);
}

.btn-secondary:hover {
    background-color: var(--color-bg-hover);
    border-color: var(--color-text-primary);
}

/* Ghost Button */
.btn-ghost {
    background-color: transparent;
    color: var(--color-text-secondary);
    border-color: transparent;
}

.btn-ghost:hover {
    background-color: var(--color-bg-hover);
    color: var(--color-text-primary);
}

/* Button Sizes */
.btn-sm {
    height: var(--btn-height-sm);
    padding: 0 var(--btn-padding-x-sm);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
}

.btn-full {
    width: 100%;
}

/* Button with Icon */
.btn .icon {
    font-size: 1.25em;
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--card-padding);
    transition: all var(--duration-200) var(--ease-in-out);
}

.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* Glass Card */
.card-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
}

/* Teardrop Card */
.card-teardrop {
    border-radius: var(--radius-teardrop);
}

/* ============================================
   SIMULATION CARD
   ============================================ */

.sim-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--duration-300) var(--ease-out);
}

.sim-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-accent-xl);
}

.sim-card-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text-inverse);
    background: var(--color-accent);
    border-radius: var(--radius-full);
    z-index: 10;
}

.sim-card-visual {
    position: relative;
    height: 180px;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sim-card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    color: var(--color-text-inverse);
    font-size: 32px;
    backdrop-filter: var(--glass-blur);
}

.sim-card-duration {
    position: absolute;
    bottom: var(--space-4);
    left: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-inverse);
    background: rgba(0, 0, 0, 0.4);
    border-radius: var(--radius-full);
    backdrop-filter: var(--glass-blur);
}

.sim-card-content {
    flex: 1;
    padding: var(--space-5);
}

.sim-card-practice-area {
    display: inline-block;
    margin-bottom: var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wider);
    color: var(--color-accent);
}

.sim-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-2);
    color: var(--color-text-primary);
}

.sim-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sim-card-meta {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-3);
}

.sim-card-difficulty,
.sim-card-phases {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

.sim-card-difficulty::before,
.sim-card-phases::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: var(--radius-full);
    background: var(--color-border-dark);
}

.sim-card-difficulty.intermediate::before {
    background: var(--color-warning);
}

.sim-card-difficulty.advanced::before {
    background: var(--color-error);
}

.sim-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--color-border-light);
    background: var(--color-bg-subtle);
}

.sim-card-price {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
}

/* ============================================
   HEADER
   ============================================ */

.header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: var(--color-bg-card);
    border-bottom: 1px solid var(--color-border);
    height: var(--header-height);
    transition: all var(--duration-200) var(--ease-in-out);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.header-logo img {
    height: 32px;
    width: auto;
}

.header-logo-text {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.header-logo-badge {
    padding: var(--space-0-5) var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-inverse);
    background: var(--color-accent);
    border-radius: var(--radius-sm);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.header-nav-link {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--duration-150) var(--ease-in-out);
}

.header-nav-link:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.header-nav-link.active {
    color: var(--color-accent);
    background: var(--color-bg-hover-accent);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.header-cart {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-text-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--duration-150) var(--ease-in-out);
}

.header-cart:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.header-cart-count {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-inverse);
    background: var(--color-accent);
    border-radius: var(--radius-full);
}

/* Mobile Menu Toggle */
.header-menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-text-primary);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
}

@media (max-width: 768px) {
    .header-nav {
        display: none;
    }

    .header-menu-toggle {
        display: flex;
    }
}

/* ============================================
   MOBILE MENU
   ============================================ */

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 320px;
    background: var(--color-bg-card);
    z-index: var(--z-modal);
    transform: translateX(100%);
    transition: transform var(--duration-300) var(--ease-out);
    overflow-y: auto;
}

.mobile-menu.open {
    transform: translateX(0);
}

.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-overlay);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-300) var(--ease-in-out);
}

.mobile-menu-overlay.open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--color-border);
}

.mobile-menu-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text-secondary);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
}

.mobile-menu-nav {
    padding: var(--space-4);
}

.mobile-menu-link {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    border-radius: var(--radius-md);
    transition: background var(--duration-150) var(--ease-in-out);
}

.mobile-menu-link:hover {
    background: var(--color-bg-hover);
}

/* ============================================
   HERO
   ============================================ */

.hero {
    position: relative;
    padding: var(--space-20) 0 var(--space-24);
    background: var(--gradient-hero);
    color: var(--color-text-inverse);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-accent-glow);
    opacity: 0.5;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-inverse);
    background: var(--color-accent);
    border-radius: var(--radius-full);
    animation: fadeUp 0.6s var(--ease-out) forwards;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-text-inverse);
    margin-bottom: var(--space-6);
    animation: fadeUp 0.6s var(--ease-out) 0.1s forwards;
    opacity: 0;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-8);
    animation: fadeUp 0.6s var(--ease-out) 0.2s forwards;
    opacity: 0;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    animation: fadeUp 0.6s var(--ease-out) 0.3s forwards;
    opacity: 0;
}

.hero-ctas .btn-primary {
    background: var(--color-bg-card);
    color: var(--color-text-primary);
}

.hero-ctas .btn-primary:hover {
    background: var(--color-bg-hover);
}

.hero-ctas .btn-secondary {
    background: transparent;
    color: var(--color-text-inverse);
    border-color: rgba(255, 255, 255, 0.3);
}

.hero-ctas .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Hero with visual */
.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
}

.hero-visual {
    position: relative;
    animation: fadeUp 0.6s var(--ease-out) 0.4s forwards;
    opacity: 0;
}

@media (max-width: 968px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-ctas {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
        max-width: 400px;
        margin: 0 auto;
    }
}

/* ============================================
   FEATURES GRID
   ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.feature-card {
    text-align: center;
    padding: var(--space-8);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-5);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-tint);
    border-radius: var(--radius-xl);
    color: var(--color-accent);
    font-size: 28px;
    transition: all var(--duration-300) var(--ease-out);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    box-shadow: var(--shadow-accent);
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-3);
}

.feature-card p {
    font-size: var(--font-size-sm);
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
}

/* ============================================
   SIMULATIONS GRID
   ============================================ */

.sim-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

@media (max-width: 1024px) {
    .sim-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .sim-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   STATS BAR
   ============================================ */

.stats-bar {
    background: var(--color-primary);
    padding: var(--space-12) 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
    text-align: center;
}

.stat-item {
    color: var(--color-text-inverse);
}

.stat-number {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--font-size-sm);
    opacity: 0.85;
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   HOW IT WORKS
   ============================================ */

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.step-card {
    position: relative;
    text-align: center;
    padding: var(--space-6);
}

.step-number {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-inverse);
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

.step-card h4 {
    font-size: var(--font-size-md);
    margin-bottom: var(--space-2);
}

.step-card p {
    font-size: var(--font-size-sm);
}

/* Connector line between steps */
.step-card:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 24px;
    right: -12px;
    width: calc(100% - 48px);
    height: 2px;
    background: linear-gradient(to right, var(--color-accent), var(--color-border));
    transform: translateX(50%);
}

@media (max-width: 968px) {
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .step-card::after {
        display: none;
    }
}

@media (max-width: 640px) {
    .steps-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   TESTIMONIALS
   ============================================ */

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.testimonial-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
}

.testimonial-quote {
    font-size: var(--font-size-md);
    font-style: italic;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-5);
    position: relative;
    padding-left: var(--space-5);
}

.testimonial-quote::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -8px;
    font-family: var(--font-family-heading);
    font-size: var(--font-size-3xl);
    color: var(--color-accent);
    line-height: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    background: var(--color-bg-subtle);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tertiary);
}

.testimonial-name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.testimonial-role {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

@media (max-width: 768px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   DUAL CTA
   ============================================ */

.dual-cta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.dual-cta-card {
    padding: var(--space-10);
    border-radius: var(--radius-2xl);
    text-align: center;
}

.dual-cta-card.individuals {
    background: var(--gradient-hero);
    color: var(--color-text-inverse);
}

.dual-cta-card.organizations {
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
}

.dual-cta-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-5);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    font-size: 32px;
}

.dual-cta-card.organizations .dual-cta-icon {
    background: var(--color-accent-tint);
    color: var(--color-accent);
}

.dual-cta-card h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-3);
}

.dual-cta-card.individuals h3 {
    color: var(--color-text-inverse);
}

.dual-cta-card p {
    margin-bottom: var(--space-6);
}

.dual-cta-card.individuals p {
    color: rgba(255, 255, 255, 0.85);
}

@media (max-width: 768px) {
    .dual-cta {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   FAQ
   ============================================ */

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-5) 0;
    font-family: var(--font-family-body);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
    transition: color var(--duration-150) var(--ease-in-out);
}

.faq-question:hover {
    color: var(--color-accent);
}

.faq-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tertiary);
    transition: transform var(--duration-200) var(--ease-out);
}

.faq-item.open .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-300) var(--ease-out);
}

.faq-item.open .faq-answer {
    max-height: 500px;
}

.faq-answer-inner {
    padding-bottom: var(--space-5);
}

.faq-answer p {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
}

/* ============================================
   SECTION HEADERS
   ============================================ */

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-12);
}

.section-header h2 {
    margin-bottom: var(--space-4);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
}

.section-header-left {
    text-align: left;
    max-width: none;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--color-bg-dark);
    color: var(--color-text-inverse);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-top: var(--space-4);
    max-width: 300px;
}

.footer-column h4 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wider);
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-4);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-2);
}

.footer-links a {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--duration-150) var(--ease-in-out);
}

.footer-links a:hover {
    color: var(--color-text-inverse);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal a {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
}

.footer-legal a:hover {
    color: var(--color-text-inverse);
}

@media (max-width: 968px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-brand {
        grid-column: span 1;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.animate-fade-up {
    animation: fadeUp 0.6s var(--ease-out) forwards;
    opacity: 0;
}

.animate-fade-in {
    animation: fadeIn 0.4s var(--ease-out) forwards;
}

.animate-float {
    animation: float 3s var(--ease-in-out) infinite;
}

/* Stagger delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* ============================================
   UTILITIES
   ============================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }
.text-muted { color: var(--color-text-tertiary); }

.bg-subtle { background: var(--color-bg-subtle); }
.bg-dark { background: var(--color-bg-dark); color: var(--color-text-inverse); }

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.hidden {
    display: none !important;
}

/* Responsive visibility */
@media (max-width: 768px) {
    .hide-mobile { display: none !important; }
}

@media (min-width: 769px) {
    .hide-desktop { display: none !important; }
}

/* ============================================
   GLOBAL HEADER (barbri-cloud style)
   ============================================ */

.global-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: var(--color-bg-card);
    border-bottom: 1px solid var(--color-border);
    height: var(--header-height);
}

.global-header .container {
    display: flex;
    align-items: center;
    height: 100%;
    gap: var(--space-6);
}

/* Site Logo - BARBRI + Simulations */
.site-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    flex-shrink: 0;
}

.site-logo-img {
    height: 28px;
    width: auto;
}

.site-logo-divider {
    width: 1px;
    height: 24px;
    background: var(--color-border-dark);
}

.site-logo-product {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
}

/* Global Navigation */
.global-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.global-nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
    margin: 0;
    padding: 0;
}

.global-nav-item {
    position: relative;
}

.global-nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-4);
    font-family: var(--font-family-body);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    text-decoration: none;
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--duration-150) var(--ease-in-out);
}

.global-nav-link:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.global-nav-link.active {
    color: var(--color-primary);
}

.global-nav-link .nav-arrow {
    font-size: 18px;
    transition: transform var(--duration-150) var(--ease-in-out);
}

.global-nav-item.has-dropdown:hover .nav-arrow,
.global-nav-item.has-dropdown .global-nav-link[aria-expanded="true"] .nav-arrow {
    transform: rotate(180deg);
}

/* Navigation Dropdown */
.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 200px;
    padding: var(--space-2);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-200) var(--ease-out);
}

.global-nav-item.has-dropdown:hover .nav-dropdown,
.global-nav-item.has-dropdown:focus-within .nav-dropdown {
    opacity: 1;
    visibility: visible;
}

.nav-dropdown-link {
    display: block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--duration-150) var(--ease-in-out);
}

.nav-dropdown-link:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.nav-dropdown-divider {
    height: 1px;
    margin: var(--space-2) 0;
    background: var(--color-border-light);
}

.nav-dropdown-cta {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

/* Header Actions */
.global-header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.header-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-text-secondary);
    background: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--duration-150) var(--ease-in-out);
}

.header-action-btn:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.header-cart-btn {
    position: relative;
}

.header-cart-count {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-inverse);
    background: var(--color-accent);
    border-radius: var(--radius-full);
}

.header-login-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--duration-150) var(--ease-in-out);
}

.header-login-link:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.header-login-text {
    display: none;
}

@media (min-width: 1100px) {
    .header-login-text {
        display: inline;
    }
}

.header-cta {
    margin-left: var(--space-2);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-text-primary);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    order: -1;
}

/* Mobile Nav Header */
.mobile-nav-header {
    display: none;
}

.mobile-nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.mobile-nav-logo img {
    height: 24px;
    width: auto;
}

.mobile-nav-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-text-secondary);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
}

.mobile-nav-quick-links {
    display: none;
}

@media (max-width: 968px) {
    .global-nav {
        display: none;
    }

    .header-cta {
        display: none;
    }

    .header-login-link {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }
}

/* ============================================
   DARK HEADER MODE (Homepage)
   Transparent header that turns white on scroll
   ============================================ */

body.header-dark-mode .global-header {
    background: transparent;
    box-shadow: none;
    position: absolute;
    width: 100%;
    border-bottom: none;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

body.header-dark-mode .global-header.header-scrolled {
    position: fixed;
    background: var(--color-bg-card);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid var(--color-border);
}

/* Logo - invert to white when not scrolled */
body.header-dark-mode .site-logo-img {
    filter: brightness(0) invert(1);
}

body.header-dark-mode .global-header.header-scrolled .site-logo-img {
    filter: none;
}

body.header-dark-mode .site-logo-product {
    color: var(--color-text-inverse);
}

body.header-dark-mode .global-header.header-scrolled .site-logo-product {
    color: var(--color-primary);
}

body.header-dark-mode .site-logo-divider {
    background: rgba(255, 255, 255, 0.3);
}

body.header-dark-mode .global-header.header-scrolled .site-logo-divider {
    background: var(--color-border-dark);
}

/* Navigation Links */
body.header-dark-mode .global-nav-link {
    color: rgba(255, 255, 255, 0.9);
}

body.header-dark-mode .global-nav-link:hover {
    color: var(--color-text-inverse);
    background: rgba(255, 255, 255, 0.1);
}

body.header-dark-mode .global-nav-link.active {
    color: var(--color-text-inverse);
}

body.header-dark-mode .global-header.header-scrolled .global-nav-link {
    color: var(--color-text-secondary);
}

body.header-dark-mode .global-header.header-scrolled .global-nav-link:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

body.header-dark-mode .global-header.header-scrolled .global-nav-link.active {
    color: var(--color-primary);
}

/* Nav Arrow Icon */
body.header-dark-mode .global-nav-link .nav-arrow {
    color: rgba(255, 255, 255, 0.7);
}

body.header-dark-mode .global-header.header-scrolled .global-nav-link .nav-arrow {
    color: var(--color-text-tertiary);
}

/* Header Actions */
body.header-dark-mode .header-action-btn,
body.header-dark-mode .header-login-link {
    color: rgba(255, 255, 255, 0.9);
}

body.header-dark-mode .header-action-btn:hover,
body.header-dark-mode .header-login-link:hover {
    color: var(--color-text-inverse);
    background: rgba(255, 255, 255, 0.1);
}

body.header-dark-mode .global-header.header-scrolled .header-action-btn,
body.header-dark-mode .global-header.header-scrolled .header-login-link {
    color: var(--color-text-secondary);
}

body.header-dark-mode .global-header.header-scrolled .header-action-btn:hover,
body.header-dark-mode .global-header.header-scrolled .header-login-link:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

/* Header CTA Button */
body.header-dark-mode .header-cta {
    background: var(--color-bg-card);
    color: var(--color-text-primary);
    border-color: var(--color-bg-card);
}

body.header-dark-mode .header-cta:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-bg-hover);
}

body.header-dark-mode .global-header.header-scrolled .header-cta {
    background: var(--color-text-primary);
    color: var(--color-text-inverse);
    border-color: var(--color-text-primary);
}

body.header-dark-mode .global-header.header-scrolled .header-cta:hover {
    background: #1A2832;
    border-color: #1A2832;
}

/* Mobile Menu Toggle */
body.header-dark-mode .mobile-menu-toggle {
    color: var(--color-text-inverse);
}

body.header-dark-mode .global-header.header-scrolled .mobile-menu-toggle {
    color: var(--color-text-primary);
}

/* Cart Count Badge */
body.header-dark-mode .header-cart-count {
    background: var(--color-bg-card);
    color: var(--color-text-primary);
}

body.header-dark-mode .global-header.header-scrolled .header-cart-count {
    background: var(--color-accent);
    color: var(--color-text-inverse);
}

/* Main content padding for absolute header */
body.header-dark-mode main {
    padding-top: 0;
}

/* Hero section needs no top padding - header overlays it */
body.header-dark-mode .hero-section {
    padding-top: calc(var(--header-height) + var(--space-16));
}

/* Focus states for accessibility */
body.header-dark-mode .global-header a:focus-visible,
body.header-dark-mode .global-header button:focus-visible {
    outline-color: #FFFFFF;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.25);
}

body.header-dark-mode .global-header.header-scrolled a:focus-visible,
body.header-dark-mode .global-header.header-scrolled button:focus-visible {
    outline-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(42, 84, 136, 0.25);
}

/* Mobile Nav - always white background regardless of scroll state */
@media (max-width: 968px) {
    body.header-dark-mode .mobile-nav,
    body.header-dark-mode .global-header.header-scrolled .mobile-nav {
        background: var(--color-bg-card);
    }

    body.header-dark-mode .mobile-nav-link,
    body.header-dark-mode .global-header.header-scrolled .mobile-nav-link {
        color: var(--color-text-primary);
    }

    body.header-dark-mode .mobile-nav-link .material-symbols-outlined,
    body.header-dark-mode .global-header.header-scrolled .mobile-nav-link .material-symbols-outlined {
        color: var(--color-text-tertiary);
    }
}

/* ============================================
   MOBILE NAVIGATION
   ============================================ */

.mobile-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-card);
    z-index: var(--z-modal);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-300) var(--ease-out);
    overflow-y: auto;
}

.mobile-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav-content {
    padding: var(--space-6);
}

.mobile-nav-list {
    list-style: none;
    margin: 0 0 var(--space-6);
    padding: 0;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: background var(--duration-150) var(--ease-in-out);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: var(--color-bg-hover);
}

.mobile-nav-link.active {
    color: var(--color-accent);
}

.mobile-nav-link .material-symbols-outlined {
    font-size: 24px;
    color: var(--color-text-tertiary);
}

.mobile-nav-link.active .material-symbols-outlined {
    color: var(--color-accent);
}

.mobile-nav-cta {
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
}

.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-modal) - 1);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-300) var(--ease-in-out);
}

.mobile-nav-overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

body.mobile-nav-open {
    overflow: hidden;
}

/* ============================================
   SEARCH OVERLAY
   ============================================ */

.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-bg-card);
    padding: var(--space-6) 0;
    z-index: var(--z-modal);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-300) var(--ease-out);
    box-shadow: var(--shadow-xl);
}

.search-overlay.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.search-form {
    max-width: 600px;
    margin: 0 auto;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: var(--space-4);
    color: var(--color-text-tertiary);
}

.search-input {
    width: 100%;
    height: 56px;
    padding: 0 var(--space-12);
    font-family: var(--font-family-body);
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
    background: var(--color-bg-subtle);
    border: 2px solid transparent;
    border-radius: var(--radius-xl);
    transition: all var(--duration-200) var(--ease-in-out);
}

.search-input:focus {
    outline: none;
    background: var(--color-bg-card);
    border-color: var(--color-accent);
}

.search-input::placeholder {
    color: var(--color-text-muted);
}

.search-close {
    position: absolute;
    right: var(--space-2);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text-tertiary);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--duration-150) var(--ease-in-out);
}

.search-close:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

body.search-open {
    overflow: hidden;
}

/* ============================================
   CART FLYOUT
   ============================================ */

.cart-flyout {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 400px;
    background: var(--color-bg-card);
    z-index: var(--z-modal);
    transform: translateX(100%);
    transition: transform var(--duration-300) var(--ease-out);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-2xl);
}

.cart-flyout.is-open {
    transform: translateX(0);
}

.cart-flyout-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.cart-flyout-header h3 {
    font-size: var(--font-size-lg);
    margin: 0;
}

.cart-flyout-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text-tertiary);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--duration-150) var(--ease-in-out);
}

.cart-flyout-close:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.cart-flyout-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-6);
}

.cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-12) 0;
}

.cart-empty-icon {
    font-size: 64px;
    color: var(--color-border-dark);
    margin-bottom: var(--space-4);
}

.cart-empty p {
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-6);
}

.cart-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.cart-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--color-bg-subtle);
    border-radius: var(--radius-lg);
}

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0 0 var(--space-1);
}

.cart-item-details {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    margin: 0;
}

.cart-item-price {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
}

.cart-item-remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    color: var(--color-text-tertiary);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--duration-150) var(--ease-in-out);
}

.cart-item-remove:hover {
    color: var(--color-error);
    background: var(--color-error-light);
}

.cart-flyout-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--color-border);
}

.cart-subtotal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    font-weight: var(--font-weight-semibold);
}

.cart-subtotal-amount {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
}

.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-modal) - 1);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-300) var(--ease-in-out);
}

.cart-overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

body.cart-open {
    overflow: hidden;
}

.cart-notification {
    position: fixed;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: var(--color-text-primary);
    color: var(--color-text-inverse);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-toast);
    opacity: 0;
    transition: all var(--duration-300) var(--ease-out);
}

.cart-notification.is-visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.cart-notification .material-symbols-outlined {
    color: var(--color-success);
}

/* ============================================
   HERO SECTION (Homepage)
   ============================================ */

.hero-section {
    position: relative;
    padding: var(--space-16) 0 var(--space-20);
    min-height: 85vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 20% 80%, var(--color-accent-glow) 0%, transparent 50%),
                      radial-gradient(circle at 80% 20%, rgba(42, 84, 136, 0.3) 0%, transparent 40%);
    opacity: 0.7;
}

.hero-section .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
}

.hero-content {
    color: var(--color-text-inverse);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-inverse);
    background: var(--color-accent);
    border-radius: var(--radius-full);
}

.hero-badge .material-symbols-outlined {
    font-size: 18px;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text-inverse);
    margin-bottom: var(--space-6);
}

.hero-title-accent {
    color: rgba(255, 255, 255, 0.9);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-8);
    max-width: 540px;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-10);
}

.hero-ctas .btn-ghost {
    color: var(--color-text-inverse);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.hero-ctas .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.hero-stats {
    display: flex;
    gap: var(--space-10);
}

.hero-stat {
    display: flex;
    flex-direction: column;
}

.hero-stat-number {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-inverse);
}

.hero-stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

/* Hero Visual Card */
.hero-visual {
    display: flex;
    justify-content: center;
}

.hero-visual-card {
    width: 100%;
    max-width: 400px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur-lg);
    -webkit-backdrop-filter: var(--glass-blur-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    animation: float 4s var(--ease-in-out) infinite;
}

.hero-visual-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.hero-visual-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent);
    border-radius: var(--radius-full);
    color: var(--color-text-inverse);
}

.hero-visual-info {
    display: flex;
    flex-direction: column;
}

.hero-visual-name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.hero-visual-role {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

.hero-visual-waveform {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 4px;
    height: 60px;
    margin-bottom: var(--space-5);
    padding: var(--space-4);
    background: var(--color-bg-subtle);
    border-radius: var(--radius-lg);
}

.waveform-bar {
    width: 8px;
    background: linear-gradient(to top, var(--color-accent), var(--color-primary));
    border-radius: var(--radius-full);
    animation: pulse 1s var(--ease-in-out) infinite;
}

.waveform-bar:nth-child(2) { animation-delay: 0.1s; }
.waveform-bar:nth-child(3) { animation-delay: 0.2s; }
.waveform-bar:nth-child(4) { animation-delay: 0.3s; }
.waveform-bar:nth-child(5) { animation-delay: 0.4s; }
.waveform-bar:nth-child(6) { animation-delay: 0.5s; }
.waveform-bar:nth-child(7) { animation-delay: 0.6s; }
.waveform-bar:nth-child(8) { animation-delay: 0.7s; }
.waveform-bar:nth-child(9) { animation-delay: 0.8s; }
.waveform-bar:nth-child(10) { animation-delay: 0.9s; }

.hero-visual-transcript {
    font-size: var(--font-size-sm);
    font-style: italic;
    color: var(--color-text-secondary);
    text-align: center;
    margin: 0;
}

@media (max-width: 968px) {
    .hero-section .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        max-width: 100%;
    }

    .hero-ctas {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
        margin-bottom: var(--space-8);
    }

    .hero-visual-card {
        max-width: 340px;
    }
}

/* ============================================
   SECTION VARIANTS
   ============================================ */

.section-alt {
    background: var(--color-bg-subtle);
}

.section-cta-dark {
    background: var(--gradient-hero);
    color: var(--color-text-inverse);
    padding: var(--space-16) 0;
}

.section-cta-light {
    background: var(--color-primary-tint);
    padding: var(--space-16) 0;
}

.container-narrow {
    max-width: 800px;
}

/* Section Labels */
.section-label {
    display: inline-block;
    margin-bottom: var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wider);
    color: var(--color-accent);
}

.section-header-center {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-12);
}

.section-header-center h2 {
    margin-bottom: var(--space-4);
}

.section-header-center p {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
}

.section-cta {
    text-align: center;
    margin-top: var(--space-10);
}

/* ============================================
   SIMULATIONS CARDS GRID
   ============================================ */

.sim-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

@media (max-width: 1024px) {
    .sim-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .sim-cards-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   TIMELINE (How It Works)
   ============================================ */

.timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 24px;
    left: calc(12.5% + var(--space-3));
    right: calc(12.5% + var(--space-3));
    height: 2px;
    background: linear-gradient(to right, var(--color-accent), var(--color-border-dark), var(--color-accent));
}

.timeline-item {
    position: relative;
    text-align: center;
}

.timeline-number {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-inverse);
    background: var(--color-primary);
    border-radius: var(--radius-full);
    position: relative;
    z-index: 1;
}

.timeline-content h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
}

.timeline-content p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

@media (max-width: 968px) {
    .timeline {
        grid-template-columns: repeat(2, 1fr);
    }

    .timeline::before {
        display: none;
    }
}

@media (max-width: 640px) {
    .timeline {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   STATS BAR (Extended)
   ============================================ */

.stats-bar-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    color: var(--color-text-inverse);
}

.stat-number {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--font-size-sm);
    opacity: 0.85;
}

@media (max-width: 768px) {
    .stats-bar-inner {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   TESTIMONIALS (Homepage)
   ============================================ */

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.testimonial-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--duration-200) var(--ease-in-out);
}

.testimonial-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-accent);
}

.testimonial-content {
    margin-bottom: var(--space-5);
}

.testimonial-content p {
    font-size: var(--font-size-base);
    font-style: italic;
    color: var(--color-text-secondary);
    position: relative;
    padding-left: var(--space-5);
    margin: 0;
}

.testimonial-content p::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -8px;
    font-family: var(--font-family-heading);
    font-size: var(--font-size-3xl);
    color: var(--color-accent);
    line-height: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.testimonial-photo {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-subtle);
    border-radius: var(--radius-full);
    color: var(--color-text-tertiary);
}

.testimonial-info {
    display: flex;
    flex-direction: column;
}

.testimonial-name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.testimonial-role {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

@media (max-width: 968px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   DUAL CTA (Homepage)
   ============================================ */

.dual-cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.dual-cta-card {
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    text-align: center;
    transition: all var(--duration-300) var(--ease-out);
}

.dual-cta-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-accent-lg);
}

.dual-cta-card-alt {
    background: var(--gradient-hero);
    border-color: transparent;
    color: var(--color-text-inverse);
}

.dual-cta-card-alt:hover {
    border-color: var(--color-accent);
}

.dual-cta-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-5);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-tint);
    border-radius: var(--radius-xl);
    color: var(--color-accent);
}

.dual-cta-icon .material-symbols-outlined {
    font-size: 32px;
}

.dual-cta-card-alt .dual-cta-icon {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-text-inverse);
}

.dual-cta-card h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-3);
}

.dual-cta-card-alt h3 {
    color: var(--color-text-inverse);
}

.dual-cta-card > p {
    margin-bottom: var(--space-6);
}

.dual-cta-card-alt > p {
    color: rgba(255, 255, 255, 0.85);
}

.dual-cta-features {
    list-style: none;
    margin: 0 0 var(--space-6);
    padding: 0;
    text-align: left;
}

.dual-cta-features li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.dual-cta-card-alt .dual-cta-features li {
    color: rgba(255, 255, 255, 0.85);
}

.dual-cta-features .material-symbols-outlined {
    font-size: 20px;
    color: var(--color-success);
}

.dual-cta-card-alt .dual-cta-features .material-symbols-outlined {
    color: var(--color-text-inverse);
}

@media (max-width: 768px) {
    .dual-cta-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   FAQ (Extended)
   ============================================ */

.faq-item.is-open .faq-icon {
    transform: rotate(180deg);
}

.faq-item.is-open .faq-answer {
    max-height: 500px;
}

/* ============================================
   FINAL CTA
   ============================================ */

.final-cta {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.final-cta h2 {
    color: var(--color-text-inverse);
    margin-bottom: var(--space-4);
}

.final-cta p {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-8);
}

.final-cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.final-cta .btn-ghost {
    color: var(--color-text-inverse);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.final-cta .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* ============================================
   ORGANIZATION SEGMENT PAGES
   ============================================ */

/* Segment Hero */
.segment-hero {
    position: relative;
    padding: var(--space-16) 0 var(--space-12);
    overflow: hidden;
}

.segment-hero-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 0;
}

.segment-hero .container {
    position: relative;
    z-index: 1;
}

.segment-hero-content {
    max-width: 700px;
}

.segment-breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    text-decoration: none;
    margin-bottom: var(--space-4);
    transition: color var(--duration-150) var(--ease-in-out);
}

.segment-breadcrumb:hover {
    color: var(--color-text-inverse);
}

.segment-breadcrumb .material-symbols-outlined {
    font-size: 18px;
}

.segment-hero-label {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-inverse);
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.segment-hero h1 {
    color: var(--color-text-inverse);
    margin-bottom: var(--space-4);
}

.segment-hero-subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-6);
    max-width: 600px;
}

.segment-hero-ctas {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.segment-hero .btn-primary {
    background: var(--color-bg-card);
    color: var(--color-text-primary);
}

.segment-hero .btn-primary:hover {
    background: var(--color-bg-hover);
}

.segment-hero .btn-secondary {
    background: transparent;
    color: var(--color-text-inverse);
    border-color: rgba(255, 255, 255, 0.3);
}

.segment-hero .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Segment Values */
.segment-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.segment-value {
    text-align: center;
}

.segment-value-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-tint);
    border-radius: var(--radius-xl);
    color: var(--color-primary);
}

.segment-value-icon .material-symbols-outlined {
    font-size: 36px;
}

.segment-value h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-3);
}

.segment-value p {
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* Use Cases Grid */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.use-case-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--duration-200) var(--ease-out);
}

.use-case-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

.use-case-card h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
}

.use-case-card p {
    color: var(--color-text-secondary);
    margin: 0;
}

/* Featured Testimonial */
.featured-testimonial {
    text-align: center;
    padding: var(--space-8);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
}

.featured-testimonial blockquote {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-primary);
    margin: 0 0 var(--space-6);
    font-style: italic;
}

.featured-testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
}

.featured-testimonial-author .testimonial-photo {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-subtle);
    border-radius: var(--radius-full);
    color: var(--color-text-tertiary);
}

.featured-testimonial-author .testimonial-name {
    display: block;
    font-weight: var(--font-weight-semibold);
}

.featured-testimonial-author .testimonial-role {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

/* Tier Cards for 2 columns */
.tier-cards-2 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
    margin: 0 auto;
}

/* Segment Page Responsive */
@media (max-width: 768px) {
    .segment-values {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .tier-cards-2 {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   GLOBAL FOOTER
   ============================================ */

.global-footer {
    background: var(--color-bg-dark);
    color: var(--color-text-inverse);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    margin-bottom: var(--space-4);
}

.footer-logo-img {
    height: 28px;
    width: auto;
}

.footer-logo-divider {
    width: 1px;
    height: 24px;
    background: rgba(255, 255, 255, 0.3);
}

.footer-logo-product {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-inverse);
}

.footer-tagline {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-5);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: all var(--duration-150) var(--ease-in-out);
}

.footer-social-link:hover {
    color: var(--color-text-inverse);
    background: rgba(255, 255, 255, 0.2);
}

.footer-column-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wider);
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-4);
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links li {
    margin-bottom: var(--space-2);
}

.footer-links a {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--duration-150) var(--ease-in-out);
}

.footer-links a:hover {
    color: var(--color-text-inverse);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal a {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: color var(--duration-150) var(--ease-in-out);
}

.footer-legal a:hover {
    color: var(--color-text-inverse);
}

@media (max-width: 968px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-brand {
        grid-column: span 1;
    }

    .footer-bottom-inner {
        flex-direction: column;
        text-align: center;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* ============================================
   ANIMATE ON SCROLL
   ============================================ */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.animate-on-scroll:nth-child(1) { transition-delay: 0s; }
.animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }
.animate-on-scroll:nth-child(5) { transition-delay: 0.4s; }
.animate-on-scroll:nth-child(6) { transition-delay: 0.5s; }

/* ============================================
   MATERIAL SYMBOLS
   ============================================ */

.material-symbols-outlined {
    font-variation-settings:
        'FILL' 0,
        'wght' 400,
        'GRAD' 0,
        'opsz' 24;
}